# Dolphin Count vs STC Turtle Tracker

The clearest difference is in-app purchases: Dolphin Count at none against STC Turtle Tracker's 2. Dolphin Count also leads on iOS requirement (10.0 vs 15.1). STC Turtle Tracker's advantage is update cadence (every 2 months vs every 10 months) and ratings volume (42 vs 2). On price, rating, ads and device support there is nothing between them.

Both are free to download. STC Turtle Tracker sells 2 in-app purchases, starting at $2.99 per month. Dolphin Count asks for nothing beyond the download.

STC Turtle Tracker holds the better App Store score, 4.7 against 4.5. That said, the two scores are not equally well evidenced: STC Turtle Tracker has 42 ratings behind it against 2, so its average is the more settled of the two.

Dolphin Count ships an update every 10 months, STC Turtle Tracker every 2 months. The most recent releases landed on September 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Dolphin Count | STC Turtle Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (2 ratings)](https://appshunter.io/ios/app/dolphin-count/id1458899127/reviews) | **[4.7 (42 ratings)](https://appshunter.io/ios/app/stc-turtle-tracker/id1591029453/reviews)** |
| Number of ratings | 2 | **42** |
| Positive reviews | — | 87.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 2 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 90 MB | 66 MB |
| Requires iOS | **10.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Lowcountry Marine Mammal Network](https://appshunter.io/developer/1458899126) | [SEA TURTLE CONSERVANCY, INC.](https://appshunter.io/developer/1591029455) |

## What reviewers say

### Dolphin Count

[App page](https://appshunter.io/ios/app/dolphin-count/id1458899127)

Contribute to marine mammal research by collecting real-time data on local dolphins. This free, family-friendly application requires no prior experience and helps expand scientific coverage areas. It aims to raise awareness about local dolphin populations.

**Highlights:** Citizen science data collection, Marine mammal research support, Local dolphin tracking, Awareness raising, Family-friendly

**Features:** macOS Compatibility

**In-app purchases:** none


### STC Turtle Tracker

[App page](https://appshunter.io/ios/app/stc-turtle-tracker/id1591029453)

Follow the real-time journeys of tagged sea turtles as they migrate across oceans. Learn their individual stories and discover how your support helps protect these vital ocean indicators.

**Highlights:** Real-time turtle tracking, Individual turtle stories and histories, Detailed migration route maps, Updates on turtle movements, Support conservation efforts, Learn about ocean health

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| STC Turtle Tracker Premium | $2.99 | per month |
| STC Turtle Tracker Premium | $24.99 | per year |


## Frequently asked questions

### Is Dolphin Count free?

Dolphin Count is free to download, with no in-app purchases.

### Is STC Turtle Tracker free?

STC Turtle Tracker is free to download, with in-app purchases available.

### Which has better reviews, Dolphin Count or STC Turtle Tracker?

STC Turtle Tracker is rated higher. Dolphin Count averages 4.5 out of 5 from 2 ratings, while STC Turtle Tracker averages 4.7 from 42 ratings.

### Do Dolphin Count or STC Turtle Tracker have ads?

Neither Dolphin Count nor STC Turtle Tracker shows ads.

### Which is updated more often, Dolphin Count or STC Turtle Tracker?

Dolphin Count ships an update every 10 months, and STC Turtle Tracker every 2 months. Most recently, Dolphin Count was updated on September 29, 2026 and STC Turtle Tracker on October 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*